What is the propagation of a tsunami?
Once generated, tsunamis radiate outward in all directions from their source. Unlike wind waves that affect just the surface of the ocean, tsunamis propagate (move) through the entire depth of the ocean, from the surface to the floor. They move at great speeds and have tremendous energy.
What is tsunami explain in detail?
Tsunamis are ocean waves triggered by: Large earthquakes that occur near or under the ocean. Volcanic eruptions. Submarine landslides. Onshore landslides in which large volumes of debris fall into the water.
What is the origin and meaning of tsunami?
Tsunami is a Japanese word with the English translation, “harbor wave.” Represented by two characters, the top character, “tsu,” means harbor, while the bottom character, “nami,” means “wave.” In the past, tsunamis were sometimes referred to as “tidal waves” by the general public, and as “seismic sea waves” by the …
Where do tsunami waves originate?
A tsunami is a series of extremely long waves caused by a large and sudden displacement of the ocean, usually the result of an earthquake below or near the ocean floor. This force creates waves that radiate outward in all directions away from their source, sometimes crossing entire ocean basins.
What are the 5 stages of a tsunami?
Answer 1: A tsunami has four general stages: initiation, split, amplification, and run-up. During initiation, a large set of ocean waves are caused by any large and sudden disturbance of the sea surface, most commonly earthquakes but sometimes also underwater landslides.
What is tsunami short answer?
A tsunami is a series of waves caused by earthquakes or undersea volcanic eruptions. … The tsunami was generated by a large earthquake in the Southern Pacific Ocean. Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea.
What is a tsunami Class 7?
A tsunami is a series of huge waves caused by the shifting of large amounts of ocean water. Tsunamis are also caused by volcanic eruptions and underwater landslides.
What is a tsunami Class 8?
Answer: A tsunami is a very large and powerful wave. It is caused by earthquakes under the sea.
What is a tsunami geography?
A tsunami is a large sea wave caused by the displacement of a large volume of water. They can be caused by earthquakes triggered by moving sections of the Earth’s crust under the ocean. In the last decade there have been a number of devastating tsunamis.